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Royce & Associates’s Mayville Engineering Co MEC Stock Holding History

Royce & Associates’s Portfolio MEC Stock Details MEC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$28.2M Buy
752,083
+1,082
+0.1% +$28.9K 0.23% 133
2026
Q1 		$13.5M Buy
751,001
+126,694
+20% +$2.44M 0.13% 255
2025
Q4 		$11.7M Buy
624,307
+57,590
+10% +$939K 0.12% 261
2025
Q3 		$7.8M Buy
566,717
+7,868
+1% +$118K 0.08% 375
2025
Q2 		$8.92M Sell
558,849
-32,470
-5% -$464K 0.09% 320
2025
Q1 		$7.94M Buy
591,319
+7,022
+1% +$106K 0.09% 345
2024
Q4 		$9.19M Buy
584,297
+23,749
+4% +$434K 0.09% 345
2024
Q3 		$11.8M Sell
560,548
-99,624
-15% -$1.86M 0.11% 275
2024
Q2 		$11M Buy
660,172
+9,784
+2% +$148K 0.1% 280
2024
Q1 		$9.32M Buy
650,388
+14,425
+2% +$188K 0.08% 348
2023
Q4 		$9.17M Buy
635,963
+59,600
+10% +$740K 0.08% 334
2023
Q3 		$6.32M Buy
576,363
+242,249
+73% +$2.8M 0.06% 424
2023
Q2 		$4.16M Buy
334,114
+124,700
+60% +$1.58M 0.04% 540
2023
Q1 		$3.12M Buy
209,414
+36,363
+21% +$530K 0.03% 594
2022
Q4 		$2.19M Buy
+173,051
New +$1.73M 0.02% 630
2020
Q2 		– Sell
-167,818
Closed -$1.03M – 1193
2020
Q1 		$1.03M Sell
167,818
-318,554
-65% -$2.39M 0.01% 730
2019
Q4 		$4.56M Sell
486,372
-54,270
-10% -$563K 0.04% 506
2019
Q3 		$7.13M Buy
540,642
+299,247
+124% +$4M 0.07% 390
2019
Q2 		$3.33M Buy
+241,395
New +$3.72M 0.03% 598

Other funds holding MEC

PCM
Portolan Capital Management Boston, Massachusetts $2.67B AUM 169.09% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $65.2B AUM 39.42% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $5.69B AUM 259.25% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM

Royce & Associates's MEC Position: Q2 2026 in Review

Royce & Associates increased its Mayville Engineering Co (MEC) stake by 0.14% in Q2 2026, buying an estimated $28.9K and bringing the position to 752,083 shares worth $28.2M. The position accounts for 0.23% of the portfolio, ranked #133.

Royce & Associates first reported a position in MEC in Q2 2019 and has held it in 19 quarters since. 155 funds tracked by Wall St. Rank hold MEC as of Q2 2026.

  • Royce & Associates held 752,083 shares of Mayville Engineering Co worth $28.2M as of Q2 2026.
  • Royce & Associates bought 1,082 Mayville Engineering Co shares in Q2 2026, an estimated $28.9K.
  • Mayville Engineering Co made up 0.23% of Royce & Associates's portfolio in Q2 2026, its #133 holding.
  • Royce & Associates first reported a position in Mayville Engineering Co in Q2 2019 and has held it in 19 quarters since.
  • 155 funds tracked by Wall St. Rank held Mayville Engineering Co as of Q2 2026.

Based on Royce & Associates's 13F filing for Q2 2026, filed 14 Aug 2026.